package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    DishService dishService;
    @Autowired
    private DishMapper dishMapper;
    @Autowired
    RedisTemplate redisTemplate;

    @PostMapping
    @ApiOperation(value = "新增菜品")
    public Result<String> save(@RequestBody DishDTO dishDTO){

        log.info("新增菜品，{}",dishDTO);
        dishService.save(dishDTO);

        String key = "dish_"+dishDTO.getCategoryId();
        clean_cache(key);

        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation(value = "分页查询")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询,{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping()
    @ApiOperation(value = "批量删除菜品")
    public Result<String> delete( @RequestParam List<Long> ids){
        log.info("批量删除菜品{}",ids);
        dishService.delete(ids);

        Set keys = redisTemplate.keys("dish_*");
        redisTemplate.delete(keys);
        
        return Result.success();
    }

    /**
     * 起售、停售
     *
     */
    @PostMapping("/status/{status}")
    @ApiOperation(value = "菜品起售、停售")
    public Result<String> status (@PathVariable Integer status,Long id){
        log.info("起售、停售{},id:{}",status,id);
        dishService.status(status,id);

        clean_cache("dish_*");

        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation(value = "根据Id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id ) {
        log.info("根据id查询菜品，{}",id);
        DishVO dish = dishService.getById(id);
        return  Result.success(dish);
    }


    @PutMapping()
    public Result<String> change(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);
        dishService.change(dishDTO);
        clean_cache("dish_*");
        return Result.success();
    }

    /**
     * 根据菜品id 查询菜品列表，用于新增套餐
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation(value = "根据菜品id 查询菜品列表")
    public Result<List<Dish>> list(Long categoryId,String name){
        log.info("根据菜品id 查询菜品列表,菜品分类id:{},菜品名称：{}：",categoryId,name);
        List<Dish>  list = dishService.list(categoryId,name);
        return  Result.success(list);
    }

    private void clean_cache(String pattern) {
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

}
